Overview
The STA8090FGB is a highly integrated single-chip standalone Global Navigation Satellite System (GNSS) receiver developed by STMicroelectronics. It belongs to the Teseo III family of products and is designed for positioning system applications. This IC supports multiple satellite navigation systems, including GPS, Galileo, GLONASS, BeiDou, and QZSS, enabling it to deliver exceptional accuracy even in challenging environments such as urban canyons.
The STA8090FGB features a high-performance ARM946 MCU with a clock speed of up to 196 MHz, 256 Kbyte of embedded SRAM, and in-package SQI Flash Memory (available in 16 or 32 Mbits). It also includes a Real Time Clock (RTC) circuit, a 32-bit Watch-dog timer, and various communication interfaces like UARTs, I2C, SSP, USB2.0, and CAN.
Key Specifications
| Parameter | Specification |
|---|---|
| Status | Active |
| RoHS Compliance | Yes |
| Tracking Channels | 48 tracking channels and 2 fast acquisition channels |
| Supported Systems | GPS, Galileo, GLONASS, BeiDou, QZSS |
| Indoor Sensitivity | -162 dBm (tracking mode) |
| Time To First Fix (TTFF) | < 1 s in Hot start, 30 s in Cold Start |
| MCU | High performance ARM946 MCU (up to 196 MHz) |
| Embedded SRAM | 256 Kbyte |
| In-package Flash Memory | 16 or 32 Mbits SQI Flash |
| Real Time Clock (RTC) | Yes |
| Watch-dog Timer | 32-bit |
| UARTs | 3 |
| I2C Master Interface | 1 |
| Synchronous Serial Port (SSP) | 1 (Motorola-SPI supported) |
| USB2.0 | Full speed (12 MHz) with integrated physical layer transceiver |
| Controller Area Network (CAN) | 2 |
| ADC Channels | 2 channels (10 bits) |
| Power Management Unit (PMU) | With switching regulator |
| Main Voltage Regulator (VINL) | 1.6V to 4.3V |
| Backup Voltage (VINB) | 1.6V to 4.3V |
| Digital Voltage (VDD) | 1.0 V to 1.32 V |
| RF Core Voltage (VCC) | 1.2 V ± 10% |
| IO Ring Voltage (VddIO) | 1.8 V ± 5% or 3.3 V ± 10% |
| Package | TFBGA99 (5 x 6 x 1.2 mm) 0.5 mm pitch |
| Operating Temperature Range | -40°C to +85°C |
Key Features
- Single die standalone receiver with embedded RF Front-End and low noise amplifier
- Support for multiple satellite navigation systems: GPS, Galileo, GLONASS, BeiDou, and QZSS
- High indoor sensitivity of -162 dBm in tracking mode
- Fast Time To First Fix (TTFF): < 1 s in Hot start, 30 s in Cold Start
- High-performance ARM946 MCU with up to 196 MHz clock speed
- 256 Kbyte embedded SRAM and in-package SQI Flash Memory (16 or 32 Mbits)
- Real Time Clock (RTC) circuit and 32-bit Watch-dog timer
- Multiple communication interfaces: 3 UARTs, 1 I2C master interface, 1 SSP (Motorola-SPI supported), USB2.0 full speed, 2 CAN, and 2 channels ADC (10 bits)
- Power Management Unit (PMU) with switching regulator for power consumption optimization
- Extended voltage supply ranges and I/O compliance support (1.8 V and 3.3 V)
Applications
- Automotive navigation and tracking systems
- Consumer electronics such as smartphones, tablets, and wearables
- Agricultural and industrial positioning systems
- Aviation and maritime navigation
- Smart city and IoT applications requiring precise location data
Q & A
- What is the STA8090FGB?
The STA8090FGB is a highly integrated single-chip standalone GNSS receiver IC developed by STMicroelectronics, supporting multiple satellite navigation systems.
- Which satellite navigation systems does the STA8090FGB support?
The STA8090FGB supports GPS, Galileo, GLONASS, BeiDou, and QZSS systems.
- What is the indoor sensitivity of the STA8090FGB?
The indoor sensitivity is -162 dBm in tracking mode.
- How fast is the Time To First Fix (TTFF) for the STA8090FGB?
The TTFF is less than 1 second in Hot start and 30 seconds in Cold Start.
- What type of MCU does the STA8090FGB use?
The STA8090FGB uses a high-performance ARM946 MCU with a clock speed of up to 196 MHz.
- What memory options are available on the STA8090FGB?
The STA8090FGB has 256 Kbyte of embedded SRAM and in-package SQI Flash Memory (16 or 32 Mbits).
- Does the STA8090FGB have a Real Time Clock (RTC) circuit?
Yes, the STA8090FGB includes a Real Time Clock (RTC) circuit.
- What communication interfaces are available on the STA8090FGB?
The STA8090FGB features 3 UARTs, 1 I2C master interface, 1 SSP (Motorola-SPI supported), USB2.0 full speed, 2 CAN, and 2 channels ADC (10 bits).
- What is the operating temperature range of the STA8090FGB?
The operating temperature range is -40°C to +85°C.
- Is the STA8090FGB RoHS compliant?
Yes, the STA8090FGB is RoHS compliant.
- Where can I find additional documentation and support for the STA8090FGB?
Additional documentation and support can be found on the STMicroelectronics website and through authorized distributors.
